The so-called Son of Destiny is a lucky old hapless guy who first sacrifices his whole family, then is abused physically and mentally, and finally reaches the pinnacle of life.
Then there was a Son of Destiny who turned dark, until he met another Son of Destiny who was also on the verge of turning dark.
... Then the two of them discovered that it would be fine to just make do with each other.
Intention: No matter how difficult it is, we must live well.